diff --git a/tests/ui-regression/package.json b/tests/ui-regression/package.json
index cc94d34e3985e5c8b13931f82f9637405bcd7a2a..ec4e81bee9f33bce3a2c73593d7b82cc07ef33f0 100644
--- a/tests/ui-regression/package.json
+++ b/tests/ui-regression/package.json
@@ -12,7 +12,7 @@
         "fs": "0.0.1-security",
         "mocha": "^5.2.0",
         "mocha-json-report": "0.0.2",
-        "pixelmatch": "^4.0.2",
+        "pixelmatch": "^5.0.2",
         "png-js": "^0.1.1",
         "pngjs2": "^2.0.0",
         "polyserve": "^0.27.13",